Long-Term Debt (Schedule Of Debt) (Details) - USD ($) $ in Millions	Jan. 03, 2020	Dec. 28, 2018
Debt Instrument [Line Items]
Unamortized discount and issuance costs, Net	$ (10.8)	$ (13.4)
Total Debt	1,843.2	1,968.5
Less: Short-term debt	219.0	256.2
Long-term Debt	$ 1,624.2	1,712.3
Senior Notes [Member] \| Two Thousand Twenty Three Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	4.15%
Effective Interest Rate	4.36%
Debt Instrument, Face Amount	$ 300.0	300.0
Senior Notes [Member] \| Two Thousand Twenty Eight Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	4.90%
Effective Interest Rate	5.04%
Debt Instrument, Face Amount	$ 600.0	600.0
Senior Notes [Member] \| Two Thousand Twenty Four Senior Notes [Member]
Debt Instrument [Line Items]
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate	4.75%
Effective Interest Rate	4.95%
Debt Instrument, Face Amount	$ 400.0	400.0
Revolving Credit Facility [Member] \| Revolving Credit Facility, due May 2023 [Member]
Debt Instrument [Line Items]
Effective Interest Rate	3.47%
Total Debt	$ 110.0
Uncommitted Facilities [Member]
Debt Instrument [Line Items]
Effective Interest Rate	1.54%
Total Debt	$ 218.7	255.9
Promissory Notes And Other [Member]
Debt Instrument [Line Items]
Promissory notes and other debt	$ 0.3	1.0
Term Loan [Member] \| Revolving Credit Facility [Member] \| Term Loan, due May 2021 [Member]
Debt Instrument [Line Items]
Effective Interest Rate	3.25%
Total Debt	$ 225.0	$ 425.0

Face (par) amount of debt instrument at time of issuance.

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Effective interest rate for the funds borrowed under the debt agreement considering interest compounding and original issue discount or premium.

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Amount of unamortized debt discount (premium) and debt issuance costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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